Task 30109.
The network with a voltage of U = 100 V connect the coils 2 ohm resistance and a voltmeter connected in series. The reading of the voltmeter U = 80 V. When the coil replaced by another, the voltmeter shows 60 V. Determine the resistance of the other coil.
Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
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